Overview
The P6SMB18AT3G is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Littelfuse Inc. This component is designed to protect voltage-sensitive components from high voltage and high energy transients. It features excellent clamping capability, high surge capability, low zener impedance, and a fast response time, making it highly reliable for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Working Peak Reverse Voltage (VRWM) | 18.8 V |
| Standard Zener Breakdown Voltage Range | 20.9 - 23.1 V |
| Peak Power | 600 W @ 1 ms |
| Maximum Reverse Peak Pulse Current (IPP) | 24 A |
| Clamping Voltage @ IPP (VC) | 25.2 V |
| Maximum Reverse Leakage Current @ VRWM (IR) | 5 μA |
| Response Time | Typically < 1 ns |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
| Package | SMB (Void-free, transfer-molded, thermosetting plastic) |
| Lead Finish | Corrosion resistant, readily solderable |
| Maximum Case Temperature for Soldering | 260°C for 10 seconds |
| Polarity | Cathode indicated by polarity band |
| Mounting Position | Any |
| RoHS Compliance | Pb-Free and RoHS compliant |
Key Features
- Excellent clamping capability and high surge capability.
- Low zener impedance and fast response time (typically < 1 ns).
- High peak power rating of 600 W @ 1 ms.
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Pb-Free and RoHS compliant.
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications.
- Cost-effective and highly reliable SURMETIC® package.
Applications
- Communication systems.
- Automotive systems.
- Numerical controls.
- Process controls.
- Medical equipment.
- Business machines.
- Power supplies.
- Industrial and consumer electronics.
Q & A
- What is the primary function of the P6SMB18AT3G?
The primary function of the P6SMB18AT3G is to protect voltage-sensitive components from high voltage and high energy transients.
- What is the working peak reverse voltage (VRWM) of the P6SMB18AT3G?
The working peak reverse voltage (VRWM) of the P6SMB18AT3G is 18.8 V.
- What is the peak power rating of the P6SMB18AT3G?
The peak power rating of the P6SMB18AT3G is 600 W @ 1 ms.
- What is the maximum reverse peak pulse current (IPP) of the P6SMB18AT3G?
The maximum reverse peak pulse current (IPP) of the P6SMB18AT3G is 24 A.
- What is the clamping voltage @ IPP (VC) of the P6SMB18AT3G?
The clamping voltage @ IPP (VC) of the P6SMB18AT3G is 25.2 V.
- Is the P6SMB18AT3G RoHS compliant?
- What is the response time of the P6SMB18AT3G?
The response time of the P6SMB18AT3G is typically less than 1 ns.
- What are some common applications of the P6SMB18AT3G?
The P6SMB18AT3G is commonly used in communication systems, automotive systems, numerical controls, process controls, medical equipment, business machines, power supplies, and other industrial/consumer electronics.
- Is the P6SMB18AT3G suitable for automotive applications?
- What is the maximum case temperature for soldering the P6SMB18AT3G?
The maximum case temperature for soldering the P6SMB18AT3G is 260°C for 10 seconds.
